1. Lack of standardized approach to hyaluronic acid filler injection sites and techniques for facial upper third highlighted.
2. Comparison of techniques for temporal and frontal regions; safety considerations emphasized.
3. Need for uniform implementation of safe and effective techniques in aesthetic medicine.
4. Limitations include a small number of studies, calling for additional high-quality research.
5. Aesthetic procedures increasing by approximately 33% annually.

Source: PRS Global Open